<template>
  <view>
    <!-- 顶部搜索框 -->
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    <!-- 轮播图区域 -->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000">
      <!-- 轮播图 item -->
      <swiper-item v-for="(item, i) in swiperList" :key="i">
        <!-- 轮播图片 -->
        <navigator class="swiper-item" :url="`/subpkg/goods_detail/goods_detail?goods_id=${item.goods_id}`">
          <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>
    <!-- 分类导航 -->
    <view class="nav-list">
      <view class="nav-item" v-for="(item, i) in navList" :key="i" @click="navClickHandler(item)">
        <image :src="item.image_src"></image>
      </view>
    </view>
    <!-- 楼层区域 -->
    <view class="floor-list">
      <!-- 楼层item层 -->
      <view class="floor-item" v-for="(item, i) in floorList" :key="i">
        <!-- 楼层标题图片 -->
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <!-- 具体楼层图片区域 -->
        <view class="floor-img-box">
          <!-- 左侧大盒子 -->
          <navigator class="left-img-box" :url="item.product_list[0].url">
            <image :src="item.product_list[0].image_src" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
          </navigator>
          <!-- 右侧四个小盒子 -->
          <view class="right-img-box">
            <navigator class="right-img-item" v-for="(item2, i2) in item.product_list" v-if="i2 !== 0" :key="i2" :url="item2.url">
              <image :src="item2.image_src" mode="widthFix" :style="{width: item2.image_width + 'rpx'}"></image>
            </navigator>
          </view>
        </view>
      </view>
      
    </view>
  </view>
</template>

<script>
  // 导入mixins
  import badgeMix from '../../mixins/tabbar-badge.js'
  
  export default {
    mixins: [badgeMix],
    data() {
      return {
        // 轮播图数据
        swiperList: [],
        // 分类导航数据
        navList: [],
        // 楼层数据
        floorList:[]
      };
    },
    onLoad() {
      // 获取轮播图数据
      this.getSwiperList()
      // 获取导航数据
      this.getNavList()
      // 获取楼层数据
      this.getFloorList()
    },
    methods: {
      // 请求轮播图数据
      // https://api-hmugo-web.itheima.net/api/public/v1/home/swiperdata
      async getSwiperList() {
        // 请求开始
        const {
          data: res
        } = await uni.$http.get('/home/swiperdata')
        console.log('pages/home/home.vue/swiperList res', res)
        // 请求结果判断
        if (res.meta.status !== 200) return uni.$showMsg()
        // 设置data
        this.swiperList = res.message
      },
      // 请求分类导航数据
      // https://api-hmugo-web.itheima.net/api/public/v1/home/catitems
      async getNavList() {
        // 发起请求
        const {
          data: res
        } = await uni.$http.get('/home/catitems')
        console.log('pages/home/home.vue/navList res', res)
        // 请求结果判断
        if (res.meta.status !== 200) return uni.$showMsg()
        // 设置data
        this.navList = res.message
      },
      // 请求楼层数据
      // https://api-hmugo-web.itheima.net/api/public/v1/home/floordata
      async getFloorList(){
        // 发起请求
        const {data: res} = await uni.$http.get('/home/floordata')
        console.log('pages/home/home.vue/floorList res', res)
        // 请求结果判断
        if(res.meta.status !== 200) return uni.$showMsg()
        // 根据需求格式化数据
        res.message.forEach(floor => {
          floor.product_list.forEach(prod => {
            prod.url = `/subpkg/goods_list/goods_list?${prod.navigator_url.split('?')[1]}`
          })
        })
        // 设置data
        this.floorList = res.message
      },
      // 分类导航跳转
      navClickHandler(item){
        console.log(item)
        if(item.name === "分类"){
          uni.switchTab({
            url:"../cate/cate"
          })
        }
      },
      // 搜索跳转
      gotoSearch(){
        uni.navigateTo({
          url: "../../subpkg/search/search"
        })
      },
      
      
    }
  }
</script>

<style lang="scss">
  swiper {
    height: 330rpx;

    .swiper-item,
    image {
      width: 100%;
      height: 100%;
    }
  }

  .nav-list {
    display: flex;
    justify-content: space-around;
    margin: 15px 0;

    .nav-item,
    image {
      width: 128rpx;
      height: 140rpx;
    }
  }

  .floor-list {
    .floor-item {
      .floor-title {
          height: 60rpx;
          width: 100%;
          display: flex;
      }
    }
    .floor-img-box {
      display: flex;
      padding-left: 10rpx;
      .right-img-box {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-around;
      }
    }
  }

  .search-box {
    // 设置定位效果为“吸顶”
    position: sticky;
    // 吸顶的“位置”
    top: 0;
    // 防止被轮播图覆盖
    z-index: 999;
  }
</style>
